Our employees represent our company.

The interplay between performance and commitment, as well as the contribution of our employees’ own ideas, characterise the sustainable success of our company.
Join our dynamic and innovative team and discover the many advantages of a medium-sized company offering many personal freedom and creative possibilities. Grow along with us.

We like the idea of your joining our mission! We promote an open and nice business environment that allows our employees to achieve their individual goals and maximise their potential.  Personnel development is of paramount importance to us. The mix of demand and encouragement teamed with a creative, dynamic working atmosphere maximises your potential and guarantees shared success.

What’s in it for you?

Working in a dynamic and motivated team, you’ll be facing versatile challenges with responsibilities. You would like to prove your competence in an ever growing, internationally successful company? Then, we look forward to meeting you!


Full time

Commercial assistant (m/f)


  • Taking care of all accounting activities (accounts receivable, accounts payable and nominal accounts)
  • General administrative tasks
  • Dunning processes
  • Administrative processing of services
  • Purchasing activities


  • Completed subject-specific training and additional qualifications as a business administrator, accountant or comparable qualifications
  • Very good knowledge of HGB and IFRS accounting
  • You are good with numbers and work in a precise and meticulous way
  • You enjoy structured, independent work
  • You are proficient in spoken and written English
  • You are familiar with all Microsoft Office applications and specialist software such as Lexware, DATEV etc.
  • You own a valid driving licence (car)

Development engineer for gas measurement technology (m/f)

Focus on NDIR measurement procedures


  • Application-oriented development of gas analysers (devices and modules) based on NDIR, but also on NDUV, EC, TCD, PID
  • Development of calibration procedures
  • Definition of measurement and analysis procedures
  • Evaluation and analysis of measured values
  • Processing and documentation of measured values
  • Creation and maintenance of related documentations including specifications, test procedures and acceptance test procedures
  • Interpretation of spectra (NDIR / NDUV) for the processing of customer enquiries
  • Assistance in elaborate calibration processes


  • Completed scientific studies in the area of chemistry, physical chemistry or similar fields (preferably engineers)
  • Knowledge in the area of optical components and sensors
  • Advanced knowledge of English
  • Comprehensive knowledge of substances
  • Knowledge in the handling of chemicals and gases
  • Experience with software tools for the evaluation of spectra and measured results would be of advantage

Junior product manager (m/f)


  • Mitarbeit bei der kontinuierlichen Entwicklung und Umsetzung von Marketingstrategien, Zielgruppen- und Positionierungskonzepten
  • Mitwirkung bei der Planung und Durchführung von Produktneueinführungen inklusive deren Internationalisierung
  • Eigenverantwortliche Betreuung einzelner oder mehrerer Produkte
  • Unterstützung aller Vertriebsaktivitäten insbesondere auch im Export und gegenüber ausländischen Vertriebspartnern
  • Umfassende Markt- und Sortimentsanalysen
  • Ideenreiche und ergebnisorientierte Ge­stal­tung aller Maßnahmen des Marketing-Mix


  • Erfolgreich abgeschlossenes Hochschulstudium, vorzugsweise mit Schwerpunkt Naturwissenschaften/ Ingenieurwissenschaften oder vergleichbaren Ausbildungen
  • Idealerweise erste Berufserfahrung im Produktmanagement im Bereich technischer Produkte
  • Ausgeprägte analytische Fähigkeiten
  • Starke Kundenorientierung sowie ausgeprägte Kommunikationsfähigkeiten
  • Hohes Maß an Eigeninitiative, Kreativität und Zielorientierung
  • Verhandlungssichere Deutsch- und Englisch­kennt­nisse sind von Vorteil

Sales assistant (m/f)


  • Customer acquisition
  • Market research, market analysis
  • Appointment arrangements
  • Voyage planning
  • Processing and follow-up of quotes and orders
  • Active customer support
  • Creation of evaluations and presentations
  • Trade fair and event organisation as well as participation in such events both in Germany and abroad
  • Deadline monitoring
  • Processing of claims
  • Creation and evaluation of appropriate Excel spreadsheets for sales controlling


  • Completed commercial training
  • Having fun with sales
  • Diligent, independent and systematic way of working
  • Strong communication skills and ability to work in a team with high flexibility and reliability
  • Organisational talent and creativity teamed with a focus on customers and service
  • You are proficient in spoken and written English
  • You are familiar with all Microsoft Office applications
  • Experience in direct marketing are of advantage
  • Valid driving licence (car)

Service technican (m/f)

Field service technician


  • Repairs and maintenance works
  • Installation and commissioning of our devices
  • Customer briefing and training
  • Telephone customer service


  • Completed technical training
  • Independent and reliable way of working
  • Focus on customers and services
  • Knowledge of English
  • Valid driving licence (car)
  • Willingness to travel for business trips in Germany
  • Experience in the handling of gas analysers is welcome but not strictly necessary


Training as an electrician (m/f)

Full time in Herten


  • Manufacturing of measurement and test technology components and devices
  • Commissioning and maintenance of systems and devices
  • Assistance of technicians & engineers, analysing the requirements on new devices and designing systems and software solutions
  • Performing calculations and determining the features of the device components (e.g. sensors, actuators, diodes, transistors and switching components).
  • Soldering, construction of mechanical and electromechanical components
  • Software adjustments
  • Performing control and adjustment measurements using special devices
  • Customer service activities: malfunction analysis, determination of causes and troubleshooting


  • Subject-related university entrance qualification
  • Vocational diploma

Training as an office management assistant (m/f)

Full time in Herten


  • Organisation and processing of office tasks in the areas of order processing, procurement, accounting, marketing and personnel management
  • Preparation of business letters, protocols, reports, settlements, presentations and statistics
  • Planning, coordination and monitoring of appointments
  • Accepting telephone calls, checking the incoming mail and welcoming visitors


  • Subject-related university entrance qualification
  • Vocational diploma


Students/interns (m/f)

Undergraduate assistant and intern (m/f)

Job profile

  • Friendly appearance
  • Having fun working with people
  • English skills are of advantage

Nature of employment

Nature and period of employment upon agreement


Did we spark your interest?
If so, please don’t hesitate to email us your application indicating your expected salary and earliest possible starting date:

We prefer PDF documents.


Ms. Viktoria Zwetzich
Doncaster-Platz 5
45699 Herten, Germany

Phone +49 2366 93961-10


Fresenius Umwelttechnik GmbH
Human Resources
Doncaster-Platz 5
45699 Herten, Germany